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vichan/inc/lib/Twig/Node/Expression/Test/Null.php

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2013-08-01 21:20:12 +02:00
<?php
/*
* This file is part of Twig.
*
* (c) 2011 Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Checks that a variable is null.
*
* <pre>
* {{ var is none }}
* </pre>
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Node_Expression_Test_Null extends Twig_Node_Expression_Test
{
public function compile(Twig_Compiler $compiler)
{
$compiler
->raw('(null === ')
->subcompile($this->getNode('node'))
->raw(')')
;
}
}